dom/vr/XRNativeOriginViewer.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #include "XRNativeOriginViewer.h"
   8 #include "VRDisplayClient.h"
   9
  10 namespace mozilla::dom {
  11
  12 XRNativeOriginViewer::XRNativeOriginViewer(gfx::VRDisplayClient* aDisplay)
  13     : mDisplay(aDisplay) {
  14   MOZ_ASSERT(aDisplay);
  15 }
  16
  17 gfx::PointDouble3D XRNativeOriginViewer::GetPosition() {
  18   const gfx::VRHMDSensorState& sensorState = mDisplay->GetSensorState();
  19   return gfx::PointDouble3D(sensorState.pose.position[0],
  20                             sensorState.pose.position[1],
  21                             sensorState.pose.position[2]);
  22 }
  23
  24 gfx::QuaternionDouble XRNativeOriginViewer::GetOrientation() {
  25   const gfx::VRHMDSensorState& sensorState = mDisplay->GetSensorState();
  26   return gfx::QuaternionDouble(
  27       sensorState.pose.orientation[0], sensorState.pose.orientation[1],
  28       sensorState.pose.orientation[2], sensorState.pose.orientation[3]);
  29 }
  30
  31 }  // namespace mozilla::dom